A118508 Triangle read by rows: R(n,k) = A002808(n) mod A002808(k), 0<k<=n.

0, 2, 0, 0, 2, 0, 1, 3, 1, 0, 2, 4, 2, 1, 0, 0, 0, 4, 3, 2, 0, 2, 2, 6, 5, 4, 2, 0, 3, 3, 7, 6, 5, 3, 1, 0, 0, 4, 0, 7, 6, 4, 2, 1, 0, 2, 0, 2, 0, 8, 6, 4, 3, 2, 0, 0, 2, 4, 2, 0, 8, 6, 5, 4, 2, 0, 1, 3, 5, 3, 1, 9, 7, 6, 5, 3, 1, 0, 2, 4, 6, 4, 2